PHP and SQL Remove string-or-tail-specific characters or spaces

PHP to remove the end-string specific character function trim ()

<?php

$a = "(A,b,c,)";

echo $a. " <br/> "; Output: (A,b,c,)

$b =trim ($a, "()"); Remove the character "(" or ") that contains the string.

echo $b. " <br/> "; Output: A,b,c,

$c =trim ($a, "()"); Remove the characters "(", "," or ") that are contained in the string."

echo $c. " <br/> "; Output: A,b,c

?>

Output results:

(A,b,c,)

A,b,c,

A,b,c

In SQL the function trim () is used to remove the trailing spaces, LTrim () to remove the left space of the string, RTrim () to remove the right space for the string.